# LineCollection Object

> The LineCollection object contains all text lines in a Text Control document or part of the document.

- **Product:** DS Server
- **Section:** Reference
- **Kind:** Object
- **Introduced:** 28.0
- **Path:** DS Server > Reference > JavaScript API > LineCollection Object
- **584 words**
- **Web URL:** https://docs.textcontrol.com/ds-server/reference/javascript/linecollection/
- **LLMs URL:** https://docs.textcontrol.com/ds-server/reference/javascript/linecollection/llms.txt
- **LLMs-Full URL:** https://docs.textcontrol.com/ds-server/reference/javascript/linecollection/llms-full.txt

---

### Description

The LineCollection object contains all [text lines](https://docs.textcontrol.com/ds-server/reference/javascript/line/llms-full.txt) in a Text Control document or part of the document.

### Syntax

```javascript
LineCollection
```

### Examples

The following example demonstrates `LineCollection` in a practical document-editing workflow. The LineCollection object contains all text lines in a Text Control document or part of the document.

```javascript
function onTxError(error) {
    console.error("TX Text Control error:", error.msg);
    error.handled = true;
}

function inspectLineCollection(lines) {
    lines.getItem(
        function(result) {
            if (!result) {
                console.warn("No line was returned.");
                return;
            }
            
            console.log("get item result:", result);
        },
        -1,
        onTxError
    );
}
```

---

## In This Section

- [Javascript: LineCollection.getItem Method](https://docs.textcontrol.com/ds-server/reference/javascript/linecollection/getitem-method/llms-full.txt): Gets a particular line from the collection.
- [Javascript: LineCollection.getItemAtLocation Method](https://docs.textcontrol.com/ds-server/reference/javascript/linecollection/getitematlocation-method/llms-full.txt): Gets the line at a certain geometrical position.

---

## Nearby

- **Previous:** [Javascript: Line.save Method](https://docs.textcontrol.com/ds-server/reference/javascript/line/save-method/llms-full.txt)
- **Next:** [Javascript: LineCollection.getItem Method](https://docs.textcontrol.com/ds-server/reference/javascript/linecollection/getitem-method/llms-full.txt)